/Engine/Source/Runtime/Engine/Classes/Engine/SkeletalMeshSocket.h
Sets BoneName, RelativeLocation and RelativeRotation based on closest bone to WorldLocation and WorldNormal
void InitializeSocketFromLocation ( const class [USkeletalMeshComponent](API\Runtime\Engine\Components\USkeletalMeshComponent) * SkelComp, FVector WorldLocation, FVector WorldNormal )